Table 2.
Phenolic contents of the investigated Red Sea halophytes (mg/g; n = 2).
| Compound | A. ehrenbergii | S. aegyptiaca | S. monoica | Z. album |
|---|---|---|---|---|
| Cinnamic acid | 0.003 | 0.02 | 0.02 | 0.004 |
| Coumaric acid | 0.38 | 0.79 | 2.80 | 0.37 |
| Coffeic acid | 1.1 | 0.13 | - | - |
| Ferulic acid | 0.13 | 2.15 | - | 0.40 |
| Syringic acid | 2.4 | 2.47 | 1.07 | 0.39 |
| Chlorogenic acid | 5.07 | - | 7.20 | - |
| Ellagic acid | 9.96 | - | 1.12 | 0.61 |
| Gallic acid | 4.95 | 41.72 | 47.48 | 0.57 |
| Methyl gallate | 1.74 | 0.04 | 0.16 | - |
| Vanillin | 0.38 | 0.77 | 0.18 | 0.16 |
| Pyrocatechol | 1.26 | - | 1.68 | - |
| Catechin | 0.21 | 0.04 | 0.63 | - |
| Naringenin | 11.88 | 1.50 | 1.49 | 6.42 |
| Quercetin | 0.38 | 0.09 | 0.02 | 0.06 |
| Kaempferol | 0.1 | - | 0.13 | 0.32 |
| Rutin | 4.79 | 0.1 | 0.59 | 5.17 |
| Hesperetin | - | - | 0.1 | - |